support rust native value #2214

Job	Run time
bridge_unit_test	9m 39s
build_bridge	8m 12s
setup	13s
webf_unit_test	1m 4s
prerendering_page_test	2m 15s
preload_page_test	2m 31s
multiple_page_test	2m 23s
integration_test (BOM)	1m 11s
memory_leak_test	2m 58s
integration_test (CSSOM)	1m 13s
integration_test (Storage)	1m 13s
integration_test (DOM)	2m 22s
integration_test (BoxModelAndSizing)	3m 28s
integration_test (BackgroundsAndBordersAndOverflow)	1m 6s
integration_test (FlexBoxLayoutAndPositionedLayout)	1m 37s
integration_test (FontsAndImages)	1m 35s
integration_test (TextAndColorAndFilterEffect)	1m 31s
integration_test (Transforms)	1m 12s
integration_test (Transitions)	2m 1s
integration_test (Animations)	2m 37s
integration_test (ValuesAndUnitAndVaraiables)	1m 34s
integration_test (Selectors)	1m 16s
integration_test (SVG)	1m 32s
	54m 43s

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